///*
// * Copyright (C) 2008 ZXing authors
// *
// * Licensed under the Apache License, Version 2.0 (the "License");
// * you may not use this file except in compliance with the License.
// * You may obtain a copy of the License at
// *
// *      http://www.apache.org/licenses/LICENSE-2.0
// *
// * Unless required by applicable law or agreed to in writing, software
// * distributed under the License is distributed on an "AS IS" BASIS,
// * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// * See the License for the specific language governing permissions and
// * limitations under the License.
// */
//
//package com.google.zxing.decoding;
//
//import android.app.Activity;
//import android.content.Intent;
//import android.graphics.Bitmap;
//import android.net.Uri;
//import android.os.Bundle;
//import android.os.Handler;
//import android.os.Message;
//import android.util.Log;
//
//import com.google.zxing.BarcodeFormat;
//import com.google.zxing.Result;
//import com.google.zxing.camera.CameraManager;
//import com.google.zxing.view.ViewfinderResultPointCallback;
//import com.yx.b34.R;
//
//import java.util.Vector;
//
//
///**
// * This class handles all the messaging which comprises the state machine for capture.
// */
//public final class CaptureActivityHandler extends Handler {
//
//  private static final String TAG = CaptureActivityHandler.class.getSimpleName();
//
//  private final DecodeThread decodeThread;
//  private State state;
//
//  private enum State {
//    PREVIEW,
//    SUCCESS,
//    DONE
//  }
//
//  public CaptureActivityHandler(CaptureActivity activity, Vector<BarcodeFormat> decodeFormats,
//                                String characterSet) {
//    this.activity = activity;
//    decodeThread = new DecodeThread(activity, decodeFormats, characterSet,
//        new ViewfinderResultPointCallback(activity.getViewfinderView()));
//    decodeThread.start();
//    state = State.SUCCESS;
//    // Start ourselves capturing previews and decoding.
//    CameraManager.get().startPreview();
//    restartPreviewAndDecode();
//  }
//
//  @Override
//  public void handleMessage(Message message) {
//    switch (message.what) {
//      case R.id.auto_focus:
//        //LogUtils.d(TAG, "Got auto-focus message");
//        // When one auto focus pass finishes, start another. This is the closest thing to
//        // continuous AF. It does seem to hunt a bit, but I'm not sure what else to do.
//        if (state == State.PREVIEW) {
//          CameraManager.get().requestAutoFocus(this, R.id.auto_focus);
//        }
//        break;
//      case R.id.restart_preview:
//        Log.d(TAG, "Got restart preview message");
//        restartPreviewAndDecode();
//        break;
//      case R.id.decode_succeeded:
//        Log.d(TAG, "Got decode succeeded message");
//        state = State.SUCCESS;
//        Bundle bundle = message.getData();
//
//        /***********************************************************************/
//        Bitmap barcode = bundle == null ? null :
//            (Bitmap) bundle.getParcelable(DecodeThread.BARCODE_BITMAP);//���ñ����߳�
//
//        activity.handleDecode((Result) message.obj, barcode);//���ؽ��
//        /***********************************************************************/
//        break;
//      case R.id.decode_failed:
//        // We're decoding as fast as possible, so when one decode fails, start another.
//        state = State.PREVIEW;
//        CameraManager.get().requestPreviewFrame(decodeThread.getHandler(), R.id.decode);
//        break;
//      case R.id.return_scan_result:
//        Log.d(TAG, "Got return scan result message");
//        activity.setResult(Activity.RESULT_OK, (Intent) message.obj);
//        activity.finish();
//        break;
//      case R.id.launch_product_query:
//        Log.d(TAG, "Got product query message");
//        String url = (String) message.obj;
//        Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
//        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
//        activity.startActivity(intent);
//        break;
//    }
//  }
//
//  public void quitSynchronously() {
//    state = State.DONE;
//    CameraManager.get().stopPreview();
//    Message quit = Message.obtain(decodeThread.getHandler(), R.id.quit);
//    quit.sendToTarget();
//    try {
//      decodeThread.join();
//    } catch (InterruptedException e) {
//      // continue
//    }
//
//    // Be absolutely sure we don't send any queued up messages
//    removeMessages(R.id.decode_succeeded);
//    removeMessages(R.id.decode_failed);
//  }
//
//  private void restartPreviewAndDecode() {
//    if (state == State.SUCCESS) {
//      state = State.PREVIEW;
//      CameraManager.get().requestPreviewFrame(decodeThread.getHandler(), R.id.decode);
//      CameraManager.get().requestAutoFocus(this, R.id.auto_focus);
//      activity.drawViewfinder();
//    }
//  }
//
//}
